Gacha Test, developed by WASD Labs, is a free Android app that allows you to test your luck with popular gacha games before you invest your time and money in them. The app includes games such as Azur Lane, Bang Dream! Girls Band Party, Fate/Grand Order, Granblue Fantasy, Idolm@ster Cinderella Girls, and Love Live! School Idol Festival.

Gacha Test is an easy-to-use app that allows you to experience the thrill of gacha games without risking your resources. The app provides a random character or item based on the game you choose, and you can keep trying until you get the result you want. The app also provides information about the gacha system and the probability of getting a particular character or item.

Overall, Gacha Test is a helpful app for those who are new to gacha games or want to test their luck before investing their resources. The app is straightforward to use, and the inclusion of popular games makes it an excellent option for gacha enthusiasts.